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Home >> Plymouth >> 1990 >> Horizon Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 2.2L >> DRIVEABILITY Tests (Non-Turbo) >> Dr-7: Code 21 "O2 Sensor Signal" (Non-Turbo)

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Dr-7: Code 21 "O2 Sensor Signal" (Non-Turbo)

Fig 1: DR-7: Circuit Diagram & Flow Chart

G90H01710

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